baber/WOPTO huggingface dataset:
Patent JP-H07331575-A (JP)
Title: Felt needle
Inventor: MITSUI YOSHIKAZU
IPC: D04H18/00
Filed: 1994-06-03
Abstract: PURPOSE:To provide a felt needle serviceable for a longer period by designing the wear of respective barb parts to be made uniform. CONSTITUTION:This felt needle has an axial part, a second blade, blade 13. The blade 13 is provided with plural barbs 14 each having a trapezoidal press surface 14a tilted at an angle alpha with the vertical axis rectangular to the blade axial line. And, the envelope angle theta for these barbs 14, i.e., the tilt angle of both the sides of the press surface 14a is set at <=55 deg. correspondingly to the tilt angle alpha of the press surface 14a, and based on this angle theta, the bottom width dimension and tip width dimension of the press surface 14a and the height dimension H of the barbs 14 are specified.
Patent JP-H11339635-A (JP)
Title: Electron emitting element, electron source and image forming device
Inventor: ONISHI TOSHIICHI
IPC: G09F9/30
Filed: 1998-05-26
Abstract: PROBLEM TO BE SOLVED: To provide an electron emitting element which does not reduce an emission current when it is driven for a long time by providing a conductive thin film having an electron emitting section formed between element electrodes and a getter laminated on a heater member near the electron emitting section. SOLUTION: An electron emitting section 5 is formed with a high-resistance crack formed at part of a conductive thin film 4. A getter 22 is formed on a heater member 21, the heater member 21 is particularly arranged to heat the getter 22, and a thin film, a wire or a fine grains made of a metal such as Au, Ni or a conductive oxide such as ITO are used for it. The conductive thin film 4 may concurrently serve as the heater member 21. When an electron emitting element is driven in this case, a current flows on the conductive thin film 4, and the getter 22 on the conductive thin film 4 is heated. The electron emitting section 5 is preferably formed at the edge section of an element electrode.
Patent JP-H10333726-A (JP)
Title: Nc ultra-precision working machine
Inventor: SUZUKI TAKATOSHI
IPC: B24B13/00
Filed: 1997-06-02
Abstract: PROBLEM TO BE SOLVED: To provide an NC ultra-precision working machine capable of cutting work in nm units by controlling a driving mechanism which moves a rotary cutting edge relatively to a work according to N data and feeding and cutting the work opposite along an X axis while changing its Z-axial position each time the rotary cutting tool in pitches along a Y axis. SOLUTION: The rotary cutting tool 7 is used which has its arcuate cutting edge 6 projected at right angles to its axis of rotation. To finish the surface of the work 3 into a free curved surface, the rotary cutting tool 7 having its axis of rotation along the Y axis is moved relatively along the X axis while having the Y-axial position fixed and also shifted in Z-axial height position, thereby cutting the work by one line. To cut the work by another line, the cutting tool 7 is put away from the work along a Z axis and then put back to the X-axial working start end while feeding in pitches along the Y axis, thereby cutting the work. The rotary cutting tool 7 is fixed to the NC ultra- precision working machine and moved following a procedure like this by using NC data to cut the work.
Patent JP-H06334220-A (JP)
Title: Led
Inventor: SUEHIRO YOSHINOBU
IPC: H01L33/54
Filed: 1993-05-24
Abstract: PURPOSE:To make thinner a reflective LED by a constitution wherein the light emitted from a light emitting element is reflected on a concave reflective surface to the outside. CONSTITUTION:The LED comprises a circular reflective surface 18a wherein a concave reflective surface 18 for reflecting the light emitted from a light emitting element 12 is disposed oppositely to the emission surface of the element 12, and annular reflective surfaces 18b, 18c, 18d disposed stepwise thereabout. When the shapes of the circular reflective surface 18a and the annular reflective surfaces 18b, 18c, 18d are varied by varying the curvatures thereof, for example, the optical characteristics can be varied regardless of the thickness of the concave reflective surface 18 thus realizing a thinner LED.
Patent JP-S5267967-A (JP)
Title: Manufacture of semiconductor unit
Inventor: SHIBATA TAKASHI
IPC: H01L23/48
Filed: 1975-12-03
Abstract: PURPOSE: The silver shift can be prevented, thus preventing such troubles as leak, conduction, short circuit, etc. by soaking silicon onto silver plate surface of discharge board plate or to wire-bonded electrode lead and then by securing contact of reducible solution. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S57181265-A (JP)
Title: Method and device for optical information recording
Inventor: HIRAYAMA KAZUHIRO
IPC: B41J2/44
Filed: 1981-09-12
Abstract: PURPOSE:To improve operation efficiency by performing recording on a recording medium by synthesizing a digital electric signal, generated by converting optical information from an information carrier, and an information signal from a different information source, and then controlling a light beam by the composite signal. CONSTITUTION:A laser beam emitted from a laser oscillator 1 is guided to the input opening of a transducer 3 through a reflecting mirror 2. Then, an electric signal obtained by transducing optical information from an information carrier and an information signal from a different information source are synthesized by a signal synthesizing means 37 to generate a composite signal, which is applied to a modulator 3 to modulate the laser beam. Then, the modulated laser beam is increased in beam diameter by a beam expander 4 in the form of parallel light. The laser beam is supplied to a polygonal rotary mirror 5 to obtain a horizontall swept laser beam 12, which is imaged as a spot on a photosensitive drum 8 by an imaging lens 7 having f-theta characteristics.
Patent JP-H0277867-A (JP)
Title: Multiprocessor system
Inventor: TAKEDA KATSUMI
IPC: G06F15/173
Filed: 1989-06-06
Abstract: PURPOSE:To enable access from one central processor to an extended storage device of the other central processor in the multiprocessor system which operates with an independent operating system by accessing the extended storage device with a preset identification number. CONSTITUTION:When a central processor 10 instructs data transfer between a main storage device 13 and the extend storage device 14 in a 1st processing system (CPU #0), an instruction processor 11 sends out the identification number ESID for the extended storage to a storage control part 12a. In this case, when the ESID is 0, the object extended storage is the extended storage device 14 of the 1st processing system (CPU #0). A storage controller 12, therefore, performs the data transfer between the extended storage device 14 and main storage device 13. Further, when the ESID is 1, the object extended storage is the extended storage device 24 of a 2nd processing system (CPU #1). In this case, the storage controller 12 performs the data transfer between the extended storage device 24 and main storage device 13.
Patent JP-S5367994-A (JP)
Title: Sprinkler head
Inventor: YOSHIMURA HIROYUKI
IPC: A62C37/08
Filed: 1976-11-30
Abstract: PURPOSE: To prevent irregularity of start and stop of a sprinkler from occurring by temperature, by providing a plate for adjusting inverted amount of a bimetal in forward deflecting direction. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S63310976-A (JP)
Title: Alloying method using high-density energy
Inventor: YOSHIDA MAKOTO
IPC: C23C26/00
Filed: 1987-06-10
Abstract: PURPOSE:To form an alloyed layer having uniform characteristics by reciprocating high-density energy to uniformly melt the whole alloyed layer forming region when an alloying material is arranged on the surface of a metallic substrate, high-density energy is exerted to melt both substrate and material, and the alloyed layer having excellent characteristics is formed. CONSTITUTION:The powder 2 of an alloying material such as Cr is coated on the surface of a metallic substrate 1 over the length (l) of >=10mm with the aid of polyvinyl alcohol, etc. High-density energy of a TIG arc 4, etc., is impressed from the upper part by a TIG torch 3 to simultaneously melt the substrate metal 1 and the alloying material 2, hence a melt pool 5 is formed, the TIG4 arc is then removed to quench and solidify the metals, and the surface characteristics such as wear resistance and fatigue resistance are improved. In this case, the torch 3 is repeatedly reciprocated in the surface treating range (l) to keep the whole melt pool 5 n a molten state, hence an alloy having a uniform composition is formed in the surface treatment range (l), and an alloyed layer 6 without variance in the surface characteristics such as wear resistance and fatigue resistance is formed.
Patent JP-H09304498-A (JP)
Title: Method for preventing dew condensation of vehicle window glass in tunnel entrance, and dew condensation prevention device for vehicle
Inventor: KOUCHI KAZUHISA
IPC: B60S1/02
Filed: 1996-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a device for automatically heating a window glass for dew condensation prevention before advancing into a tunnel. SOLUTION: A beacon transmitter 2 for wirelessly transmitting temperature and humidity data in a tunnel 1 is installed in the neighborhood of the tunnel 1. When a transmitting signal is received and demodulated with a beacon receiver 5 mounted on a vehicle 4 at a proper position before the tunnel 1, at the time of advance into the tunnel 1, presence of dew condensation is predicted on the basis of the air temperature, temperature and humidity by a dew condensation predictor 6. When it is judged that dew condensation possibility exists, a window glass heater 8 is started through an informing device 7, a window glass is heated before advance into the tunnel 1, and at the same time it is informed for a driver by the informing device 7 that dew condensation prevention control is started.
Patent JP-S6121136-A (JP)
Inventor: MANFUREETO KUNERU
IPC: C08G64/00
Filed: 1985-07-03
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5934560-A (JP)
Title: Picture forming device
Inventor: KAN FUMITAKA
IPC: G03G15/09
Filed: 1982-08-20
Abstract: PURPOSE:To prevent easily a dielectric breakdown, by grounding the surface of a nonpicture edge part and fixing an insulating member in the gap between this nonpicture edge part and a developer carrier. CONSTITUTION:The insulating member 10 made of a polyethylene terephthalate sheet which is thinner than a latent image holder 6 and the developer carrier is arranged fixedly at the nonmagnetic edge part 61. Both ends of the sheet 10 are fixed with adhesives at the upper end 11 and lower end 12 of a developing device. Consequently, no dielectric breakdown occurs at the nonpicture edge part 61 even on the condition of 0.5atm. and a peak-to-peak bias of 1,500VP-P and even if cutting powder is slightly present in the gap. Consequently, a conventional dielectric breakdown which is sometimes generated in a low pressure atmosphere of high ground or due to the entry of conductive powder, etc., into a development part is prevented by a simple method.
Patent JP-H0311492-A (JP)
Title: System and device for prepaid card settlement and prepaid card
Inventor: TAMURA NAOMI
IPC: G07F7/08
Filed: 1989-06-09
Abstract: PURPOSE:To perform the collection of charge in unit of card sale company even when the same prepaid card is sold from plural sale companies by providing prepaid card seller identification information on a storage data in a prepaid card. CONSTITUTION:A card sale company identification code 13a is inputted to the fixed data part 13 of the prepaid card before sale. The card user 2 of the prepaid card receives the supply of goods and service 7 by using the prepaid card 6 for a service supplier 3. At this time, the supplier 3 performs a transaction processing with a transaction data processor by using the card 6, however, at this time, the code 13a of the card 6 is read, and it is inserted to transaction data 9. The data 9 is transmitted from the supplier 3 to a center system 4. The system 4 classifies and tabulates sent data 9 according to the code 13a, and issues a charge request 10 to each card sale company 1, then, the charge 11 can be collected.
Patent JP-S5488730-A (JP)
Title: Drive system for self-shift type gas discharge panel
Inventor: KAWADA TOYOSHI
IPC: G09G3/285
Filed: 1977-12-02
Abstract: PURPOSE: To enable to selectively shift the discharge spot for cursor display while keeping the operation margin as it is, by holding the display information of character display line to a given location with sway shift operation.  
     CONSTITUTION: The character display line is constituted with a plurality of shift channels, and also the cursor display lines CR1 ... CR4 consisting of the shift channels are provided in parallel with the character display lines, and the shift operation for the cursor discharge spot is made by applying voltages for shift sequentially to the electrode group constituting the shift channels of the display lines CR1 ... CR4. By holding the display information for the character display lines DR1 ... DR4 to a given location with the sway shift operation, the discharge spot for the cursor display can selectively be shifted while keeping the operation margin as it is. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S5268306-A (JP)
Title: Facsimile equalization system for telephone circuit
Inventor: MATSUMOTO TAKASHI
IPC: H04B3/04
Filed: 1975-12-05
Abstract: PURPOSE: To prevent deterioration of envelope line response caused by line attenuation distortion through simple circuit constitution by incorporating one unit of arithmetic amplifier and several units of attenuators into each terminal unit and by performing equalization of subscriber line using loss of one frequency within band. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S5571397-A (JP)
Title: Magnetic circuit for electric acoustic converter
Inventor: SATOU KATSUMASA
IPC: H04R9/02
Filed: 1978-11-25
Abstract: PURPOSE:To reduce considerably a leak magnetic flux by connecting two magnetic circuits so that magnetization directions of respective magnets may be opposite to each other and respective magnetic gaps may be arranged in parallel. CONSTITUTION:Magnets 2 and 2' are fixed to the bottom face of pot-shaped yokes 1 and 1' so that magnetization directions may be arrows a and a' directions. Disc- shaped top plates 3 and 3' are fixed to the upper face of magnets 2 and 2', and ring magnetic gaps 4 and 4' are formed between the outside circumference face of top plates 3 and 3' and the inside circumference face of yokes 1 and 1'. These two magnetic circuits are provided with through hole 5 at the center, and two magnetic circuits are fixed by fixing pin 6 so that top plates 3 and 3' may be brought into contact with each other. As the result, the leak magnetic flux can be reduced considerably.
Patent JP-S5936319-A (JP)
Title: Magneto-resistance effect type magnetic head
Inventor: TAKAGI HIROTSUGU
IPC: G11B5/39
Filed: 1982-08-24
Abstract: PURPOSE:To decrease the number of film forming processes and at the same time to shield effectively the leakage of magnetic flux from a medium which is not required for detection, by forming a shielding layer at the area near a magneto-resistance element excepting the effective sense part of the element. CONSTITUTION:A sense part (MR layer) 4 formed by an Ni(80%)-Fe(20%) alloy through an electron beam vapor deposition process, etc. is vapor deposited about 500Angstrom  on a substrate 1 of glass, etc. A protecting film 5 of glass, etc. is adhered to the other side of the substrate 1. Then a rubbing surface is formed by the cylindrical grinding. A shielding layer 2 of ''Sendust'', etc. is vapor deposited with 0.5-1mum thickness on the entire rubbing surface by a sputtering process, etc. Then an opening part 7 having about 3mum width is formed at the position of the MR layer 4 by an etching process, etc. Thus the magnetic flux leaked out from a medium that is undesired for detection is effectively shielded by the shielding layer 2 formed on the head rubbing surface.
Patent JP-H0310531-A (JP)
Title: Analog signal demodulation system
Inventor: MURAKAMI TAISUKE
IPC: H04B10/516
Filed: 1989-06-08
Abstract: PURPOSE:To reduce the band characteristic required to an optical receiver circuit after a photodetector by applying AM modulation to a received optical signal with a carrier frequency before photoelectric conversion is performed. CONSTITUTION:An optical signal L1 received from a transmission line 1 is inputted at first to an external modulator 2. The external modulator 2 modulates an inputted optical signal L1 with a prescribed carrier frequency(f) supplied from a transmitter 6 and the result is outputted as an optical signal L2. The optical signal L2 outputted from the external modulator 2 is inputted to a light receiving device 4 and demodulated and outputted as a base band signal S1. Thus, the band characteristic required to the light receiving device 4 is low enough corresponding to the optical signal L2.
Patent JP-S6038697-A (JP)
Inventor: KAMIYOSHI HIDEKI
IPC: G21F9/16
Filed: 1983-08-11
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S5934545-A (JP)
Title: Picture forming device
Inventor: NISHINO FUMIO
IPC: G03G15/04
Filed: 1982-08-23
Abstract: PURPOSE:To clean off a discharge wire from outside by providing an opening to a housing part and providing a light shielding part which is opened and closed freely and partially to the opening part. CONSTITUTION:A wire specifying member 32 which contacts the wire at the upper end and is equipped with a roll 33 at the lower end rotatably on a shaft 34 is held in such a way that it moves up and down in a figure according to the position of a roll driven in contact with the surface of a photosensitive drum, and the wire 31 also moves up and down according to the movement, so the position of the wire 31 is specified simultaneously with the attachment of the photosensitive drum. The photosensitive drum itself is set at a specific position of a process kit housing, so the wire 31 and photosensitive drum shaft are held in parallel. Further, the wire 31 is set in parallel to the wall surface of the opening part by holding the wall surface 23 of the opening part 21 parallel to the photosensitive drum shaft, and this wall surface is used as a guide part of clean off the wire with a cleaning member; no excessive load is placed on the wire 31, which is neither damaged nor broken.
Patent JP-H0310532-A (JP)
Title: Line quality diagnostic device
Inventor: FUKADA TAKASHI
IPC: H04L1/00
Filed: 1989-06-08
Abstract: PURPOSE:To easily apply the quality diagnosis of a line without attaching an dedicated measuring instrument by providing a display means generating a synchronous signal synchronously with the synchronous signal on a line, comparing the synchronous signals to detect an error when the synchronous signal on a line is detected, calculating an error rate and displaying the quality. CONSTITUTION:When a synchronous pattern is detected from a parallel data 100 outputted from a shift register 1, a synchronous pattern detection circuit 2 outputs a synchronous pattern detection signal 200 to a flip-flop 3. A synchronous pattern output circuit 5 outputs a synchronous pattern 700 synchronously with the rise of a clock 90. When an error takes place in a received data 80, a counter 8 is counted up by 1. Thus, the line error rate is calculated from the time T when the line diagnosis is executed and the counted value N of the counter 8 for the time to diagnose the line quality.
Patent JP-H0438431-A (JP)
Title: Temperature measuring module
Inventor: SHIRATORI TORU
IPC: G01K7/32
Filed: 1990-06-04
Abstract: PURPOSE:To realize a highly precise temperature measurement circuit on a system by forming both the following circuits into one block with a resin mold; a conversion circuit to convert oscillation signals from an oscillation circuit for a quartz temperature sensor into data with temperature unit, and an interface circuit to directly read the converted data from CPU. CONSTITUTION:A quartz temperature sensor 1 and a quartz oscillator for a reference signal 2 are connected and fixed to a lead frame 3, the oscillating signal is connected to a functioning IC 5, and resin 6 is molded into these. The other input-output signals also are connected to the IC by construction of lead frame and bonding wire in the same manner. The system is very effective when a temperature compensation is required for the circuit substrate itself and a module, an LSI, etc. located in the neighborhood, because the quartz temperature sensor is molded into one block with this module and the quartz temperature sensor measures the temperature of the inside of this module including the sensor itself.
Patent JP-S5670120-A (JP)
Title: Bearing structure of roller for conveyor
Inventor: FUTAKI AKIRA
IPC: F16C35/063
Filed: 1979-11-09
Abstract: PURPOSE: To enable absorption of an influence due to a slack in a shaft, and prevent the occurence of a play, by a method wherein one of surfaces, where an inner race part of a radial bearing, rotably supporting a cylindrical roller, contacts opposite ends of an axis, is formed in an arc of a circle at a cross section in the axial direction.  
     CONSTITUTION: A bearing rest 2, mounted monolithically with a roller 1 at opposite ends of a cylindrical roller 1, is matched with an outer case 4 of a radial ball bearing 3, and the movement of the bearing rest in the axial direction is checked by means of a C-shaped ring 5. A bush 8 combined with a distance collar, whose contact surface is formed in an arc of a circle, is fitted in an inner race of the bearing 3, and the end of a shaft 12 is supported at a frame 11 of a roller conveyor 10 in a state such that said bush 8 pierces. This permits the absorption of the influence even if the shaft 12 is bent with a load applied to the roller 1 and inclination is produced between the axis of the inner race 6 and the axis of the bush 8. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H077226-A (JP)
Title: Light signal amplifying element
Inventor: ITO TOSHIO
IPC: H01S3/10
Filed: 1993-06-17
Abstract: PURPOSE:To obtain a light signal amplifying element facilitating injection of a current into a light amplifier while using an optical waveguide of a high barrier. CONSTITUTION:In a light signal amplifying element constructed of a semiconductor substrate 102, an optical waveguide 103 formed on the substrate 102 and having an optical waveguide layer at least and a light amplifier loaded on the optical waveguide 103 and having at least an active layer 104 and an electrode for injecting a current, the optical waveguide 103 is formed of a multiple quantum well structure and constituted of a material of which a barrier layer has a higher barrier to electrons or holes than of a clad layer, and an N-type semiconductor layer 105 is provided on one side of the active layer 104 of the light amplifier and a P-type semiconductor layer 106 on the other side thereof. InGaAlAs or InAlAs is used as the barrier layer. A high-resistance layer or an insulating layer is provided on the active layer of the light amplifier.